AIPMT 2012 Prelims | Heat and Thermodynamics Question 60 | Physics

A thermodynamic system is taken through the cycle ABCD as shown in figure. Heat rejected by the gas during the cycle is

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 32 English

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 32 English

2PV

4PV

$${1 \over 2}$$ PV

AIPMT 2012 Prelims

MCQ (Single Correct Answer)

-1

One mole of an ideal gas goes from an initial state A to final state B via two processes : It first undergoes isothermal expansion from volume V to 3V and then its volume is reduced from 3V to V at constant pressure. The correct P-V diagram representing the two process is

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 1

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 2

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 3

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 4

AIPMT 2011 Mains

MCQ (Single Correct Answer)

-1

A mass of diatomic gas $$(\gamma = 1.4)$$ at a pressure of 2 atmospheres is compressed adiabatically so that its temperature rises from 27^oC to 927^oC. The pressure of the gas in the final state is

8 atm

28 atm

68.7 atm

256 atm

AIPMT 2011 Prelims

MCQ (Single Correct Answer)

-1

When 1 kg of ice at 0^oC melts to water at 0^oC, the resulting change in its entropy, taking latent heat of ice to be 80 cal/^oC, is

273 cal/K

8 $$ \times $$ 10⁴ cal/K

80 cal/K

293 cal/K

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NEET Subjects

Biology

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution